# The Boiler Upgrade Scheme (England and Wales) (Amendment) Regulations 2026, Regulation 15: Schedule 1A amended (sets of grant categories)


In Schedule 1A—
(a) for Table 1, substitute —
“
Table 1
Set 1
Column 1
Column 2: A boiler upgrade grant for the installation of—
1
An air-to-water heat pump
2
An air-to-air heat pump
3
A ground source heat pump
4
A biomass boiler
”
(b) for Table 2, substitute—
“
Table 2
Set 2
Column 1
Column 2: A boiler upgrade grant for the installation of—
1
An air-to-water heat pump in a new-build property
2
An air-to-air heat pump in a new-build property
3
A ground source heat pump in a new-build property
4
An air-to-water heat pump in a property that is not a new-build property
5
An air-to-air heat pump in a property that is not a new-build property
6
A ground source heat pump in a property that is not a new-build property
7
A biomass boiler in a property that is not a new-build property
”
(c) for Table 3, substitute—
“
Table 3
Set 3
Column 1
Column 2: A boiler upgrade grant for the installation of—
1
An air-to-water heat pump in a property that is not an off-gas grid property
2
An air-to-air heat pump in a property that is not an off-gas grid property
3
A ground source heat pump in a property that is not an off-gas grid property
4
An air-to-water heat pump in an off-gas grid property that is replacing a coal heating system
5
An air-to-water heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
6
An air-to-water heat pump in an off-gas grid property that is replacing an oil heating system
7
An air-to-water heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
8
An air-to-water heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
9
An air-to-water heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 4 to 8 of this Table
10
An air-to-air heat pump in an off-gas grid property that is replacing a coal heating system
11
An air-to-air heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
12
An air-to-air heat pump in an off-gas grid property that is replacing an oil heating system
13
An air-to-air heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
14
An air-to-air heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
15
An air-to-air heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 10 to 14 of this Table
16
A ground source heat pump in an off-gas grid property that is replacing a coal heating system
17
A ground source heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
18
A ground source heat pump in an off-gas grid property that is replacing an oil heating system
19
A ground source heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
20
A ground source heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
21
A ground source heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 16 to 20 of this Table
22
A biomass boiler in an off-gas grid property replacing a coal heating system
23
A biomass boiler in an off-gas grid property replacing a liquefied petroleum gas heating system
24
A biomass boiler in an off-gas grid property replacing an oil heating system
25
A biomass boiler in an off-gas grid property replacing a fossil fuel hybrid system
26
A biomass boiler in an off-gas grid property replacing an electric heating system that is not a heat pump
27
A biomass boiler in an off-gas grid property replacing any other fossil fuel heating system that is not covered by row 22 to 26 of this Table
”
(d) for Table 4, substitute—
“
Table 4
Set 4
Column 1
Column 2: A boiler upgrade grant for the installation of—
1
An air-to-water heat pump in a property that is not an off-gas grid property and not a new-build property
2
An air-to-air heat pump in a property that is not an off-gas grid property and not a new-build property
3
A ground source heat pump in a property that is not an off-gas grid property and not a new-build property
4
An air-to-water heat pump in a new-build property
5
An air-to-air heat pump in a new-build property
6
A ground source heat pump in a new-build property
7
An air-to-water heat pump in an off-gas grid property that is replacing a coal heating system
8
An air-to-water heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
9
An air-to-water heat pump in an off-gas grid property that is replacing an oil heating system
10
An air-to-water heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
11
An air-to-water heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
12
An air-to-water heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 7 to 11 of this Table
13
An air-to-air heat pump in an off-gas grid property that is replacing a coal heating system
14
An air-to-air heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
15
An air-to-air heat pump in an off-gas grid property that is replacing an oil heating system
16
An air-to-air heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
17
An air-to-air heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
18
An air-to-air heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 13 to 17 of this Table
19
A ground source heat pump in an off-gas grid property that is replacing a coal heating system
20
A ground source heat pump in an off-gas grid property that is replacing a liquefied petroleum gas heating system
21
A ground source heat pump in an off-gas grid property that is replacing an oil heating system
22
A ground source heat pump in an off-gas grid property that is replacing a fossil fuel hybrid system
23
A ground source heat pump in an off-gas grid property that is replacing an electric heating system that is not a heat pump
24
A ground source heat pump in an off-gas grid property that is replacing any other fossil fuel heating system that is not covered by row 19 to 23 of this Table
25
A biomass boiler in an off-gas grid property replacing a coal heating system
26
A biomass boiler in an off-gas grid property replacing a liquefied petroleum gas heating system
27
A biomass boiler in an off-gas grid property replacing an oil heating system
28
A biomass boiler in an off-gas grid property replacing a fossil fuel hybrid system
29
A biomass boiler in an off-gas grid property replacing an electric heating system that is not a heat pump
30
A biomass boiler in an off-gas grid property replacing any other fossil fuel heating system that is not covered by row 25 to 29 of this Table
”

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Source: https://www.legislation.gov.uk/uksi/2026/390/regulation/15 (the official version)
Page: https://openlegislation.uk/boiler-upgrade-scheme-england-and-wales-amendment-regulations-2026/regulation-15
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.